<template>
  <header class="header">
    <h1>todos</h1>
    <input id="toggle-all" class="toggle-all" type="checkbox" v-model="isAll">
    <label for="toggle-all"></label>
    <input
      class="new-todo"
      placeholder="输入任务名称-回车确认"
      autofocus
      v-model="msg"
      @keyup.enter="add"
      />
  </header>
</template>

<script>
export default {
  data() {
    return {
      msg :''
    }
  },
  methods : {
    add() {
      this.$store.commit('add',this.msg)
      this.msg = ''
    }
  },
  computed : {
    isAll : {
      get() {
        return this.$store.state.list.every(item => item.isDone)
      },
      set(val) {
        this.$store.commit('allsele',val)
      }
    }
  }
 
}
</script>